Medical instrument



FIG. 1 is a perspective view of a medical instrument showing our new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a top view thereof.

The broken lines show portions of the design that form no part of the claimed design. 

CLAIM The ornamental design for a medical instrument, as shown and described. 